Astrology is definitely the correlation of extraterrestrial phenomena with terrestrial phenomena. It is just a specialised branch of cycles. Gann liked to make reference to it as “the law of character” or “normal legislation. All 35+ years of encounter and understanding set with each other in the initial “Pure Gann” https://reidbllvj.bloggerchest.com/25981419/the-ultimate-guide-to-wd-gann-predictions